<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta
        name="viewport"
        content="width=device-width, initial-scale=1.0"
    >
    <title>jQuery 发送 AJAX 请求</title>
    <link
        rel="stylesheet"
        href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css"
        integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u"
        crossorigin="anonymous"
    >
    <script
        crossorigin="anonymous"
        src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.min.js"
    ></script>
</head>

<body>
    <div class="container">
        <h2 class="page-header">jQuer发送AJAX请求</h2>
        <button class="btn btn-primary">GET</button>
        <button class="btn btn-danger">POST</button>
        <button class="btn btn-info">通用型方法ajax</button>
    </div>
    <script>
        $('button').eq(0).click(function () {
            $.get('http://127.0.0.1:8000/jquery-server', { a: 100, b: 200 }, function (data) {
                console.log(data)
            }, 'json');
        })

        $('button').eq(1).click(function () {
            $.post('http://127.0.0.1:8000/jquery-server', { a: 100, b: 200 }, function (data) {
                console.log(data)
            });
        })

        $('button').eq(2).click(function () {
            $.ajax({
                //url
                url: 'http://127.0.0.1:8000/jquery-server',
                //参数
                data: { a: 100, b: 200 },
                //请求类型
                type: 'GET',
                //响应体结果设置
                dataType: 'json',
                //成功的回调
                success: function (data) {
                    console.log(data);
                },
                //超时时间
                timeout: 2000,
                //失败的回调
                error: function () {
                    console.log('出错拉~');
                },
                //头信息
                headers: {
                    c: 300,
                    d: 400
                }
            });

        })

    </script>
</body>

</html>